Home / 57,939,577.40-86,909,366.10-31,065,721.40

Finding the Fourth Proportional to 57,939,577.40, 86,909,366.10 and 31,065,721.40

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Solution

The fourth proportional to 57,939,577.40, 86,909,366.10 and 31,065,721.40 is: 46,598,582.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,939,577.40 : 86,909,366.10 = 31,065,721.40 : x
  2. Step 2: Convert to fraction form
    57,939,577.40/86,909,366.10 = 31,065,721.40/x
  3. Step 3: Cross multiply
    57,939,577.40x = 86,909,366.10 × 31,065,721.40
  4. Step 4: Simplify right side
    57,939,577.40x = 2,699,902,154,313,204
  5. Step 5: Solve for x
    x = 2,699,902,154,313,204/57,939,577.40
  6. Step 6: Final answer
    x = 46,598,582.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.